ACT 2009 April(66F) Math Question 16 Explanation - ACT Helper

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2009 April(66F) Math Question 16
Algebraic & Function Expressions
- Write Algebraic Expressions
Choice G
$I .$ $(2 + 1)^{4} + (6 + 3)^{2} \neq 10$ $I I .$ $(2 - 1)^{4} + (6 - 3)^{2}$ $= (1)^{4} + (3)^{2}$ $= 1 + 9$ $= 10$ $I I I .$ $(2 \div 1)^{4} + (6 \div 3)^{2}$ $= (1)^{4} + (2)^{2}$ $= 1 + 4$ $= 5$ $\neq 10$
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